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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 WwPUHEjXOxV9ILGUrjix92E19LIgw6xjob75RxEuP/IDLi1/hwyNjQ/Ft2bPllpK
 SpicoyM8gU00xT+Ic6BfpQ==

<SEC-DOCUMENT>0001230532-06-000002.txt : 20060201
<SEC-HEADER>0001230532-06-000002.hdr.sgml : 20060201
<ACCEPTANCE-DATETIME>20060201164237
ACCESSION NUMBER:		0001230532-06-000002
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20060131
FILED AS OF DATE:		20060201
DATE AS OF CHANGE:		20060201

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			BEST DEREK J
		CENTRAL INDEX KEY:			0001230532

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-26944
		FILM NUMBER:		06570161

	MAIL ADDRESS:	
		STREET 1:		SILICON STORAGE TECHNOLOGY INC
		STREET 2:		1171 SONORA COURT
		CITY:			SUNNYVALE
		STATE:			CA
		ZIP:			94086

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SILICON STORAGE TECHNOLOGY INC
		CENTRAL INDEX KEY:			0000855906
		STANDARD INDUSTRIAL CLASSIFICATION:	SEMICONDUCTORS & RELATED DEVICES [3674]
		IRS NUMBER:				770225590
		STATE OF INCORPORATION:			CA
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1171 SONORA COURT
		CITY:			SUNNYVALE
		STATE:			CA
		ZIP:			94086
		BUSINESS PHONE:		4087359110

	MAIL ADDRESS:	
		STREET 1:		1171 SONORA COURT
		CITY:			SUNNYVALE
		STATE:			CA
		ZIP:			94086
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2006-01-31</periodOfReport>

    <issuer>
        <issuerCik>0000855906</issuerCik>
        <issuerName>SILICON STORAGE TECHNOLOGY INC</issuerName>
        <issuerTradingSymbol>SSTI</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001230532</rptOwnerCik>
            <rptOwnerName>BEST DEREK J</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O 1171 SONORA COURT</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SUNNYVALE</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94086</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Senior Vice President</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2006-01-31</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>3081</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>4.338</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>3437</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes></footnotes>

    <remarks>Employee Stock Purchase Plan</remarks>

    <ownerSignature>
        <signatureName>/s/Derek J. Best</signatureName>
        <signatureDate>2006-02-01</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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